1400 in Ireland
{{short description|none}}
{{Use dmy dates|date=December 2023}}{{Use Hiberno-English|date=December 2024}}
{{YearInIrelandNav|1400}}
Events from the year 1400 in Ireland.
Incumbent
Events
- O'Conor dynasty captured the Donamon Castle from House of Burgh.{{Cite book |last=O'Donovan |first=John |url=https://books.google.com/books?id=9iRKAQAAMAAJ&pg=RA2-PA769 |title=Annals of the Kingdom of Ireland |date=1848 |publisher=Hodges and Smith |volume=3 |page=769 |language=en}}
- Founding of a Dominican priory in Longford.
Deaths
- Alexander de Balscot, Irish clergy
- Brian Sreamhach Ua Briain, King of Thomond
- Seoan, King of Breifne O'Reilly
References
{{Reflist}}{{Years in Ireland}}{{Year in Europe|1400}}